/* 这是引入了一些字体 */
@import url('https://fonts.googleapis.com/css?family=Poppins:300,400,500,600,700,800,900&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Poppins', sans-serif;
}

body {
  background: url(./images/lx_bg.jpg);
}

#stars {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  object-fit: cover;
}


header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 30px 100px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 10000;
}

header .logo {
  width: 260px;
  text-decoration: none;
}

section img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* object-fit CSS 属性指定可替换元素（例如：<img> 或 <video>）的内容应该如何适应到其使用高度和宽度确定的框。 */
  object-fit: cover;
  pointer-events: none;
  z-index: -1;
}

header ul {
  display: flex;
  justify-content: center;
  align-items: center;
}

header ul li {
  font-weight: bold;
  list-style: none;
  margin-left: 20px;
}

header ul li a {
  text-decoration: none;
  padding: 6px 15px;
  color: #031754;
  border-radius: 20px;
}

header ul li a:hover,
header ul li a.about {
  background: #031754;
  color: #ffffff;
}

#lx_bg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  object-fit: cover;
  pointer-events: none;
  z-index: -1;
}

/* container */

.container {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  margin-top: 150px;
  
}

.block_y {
  width: 84px;
  height: 18px;
  background-color: #f3be4c;
  margin-bottom: 10px;
}

.title {
  color: #355e32;
  font-size: 120px;
  font-weight: bold;
  font-family: '微软雅黑';
}

#button{
  display: flex;
  margin-bottom: 50px;
}

.container button {
  background-color: #b43232;
  font-size: 25px;
  width: 300px;
  height: 65px;
  border: 0;
  border-radius: 50px;
  font-weight: 600;
  display: inline-block;
  margin: auto;
  margin-right: 0;
  margin-bottom: 25px;
}

.container button a{
  text-decoration: none;
  color: #ffffff;
}

.member{
  height: 800px;
  background-color: #f3be4c;
  border-radius: 35px 35px 0 0;
  padding-top: 30px;
}

.member p{
  color: #fff;
  font-size: 72px;
  font-weight: 600;
  text-align: center;
}

#mem{
  width: 160px;
  height: 160px;
  border-radius: 20px;
}

.member_f{
  margin-top: 40px;
  margin-bottom: 40px;
  display: flex;
  justify-content: space-around;
  padding-left: 60px;
  padding-right: 60px;
}

.member_s{
  display: flex;
  justify-content: space-around;
  padding-left: 150px;
  padding-right: 150px;
}

.member_f p,
.member_s p{
  font-size: 24px;
  text-align: left;
}

.member_f_1{
  width: 160px;
  height: 250px;
}

.copyright p{
  margin-top: 40px;
  font-size: 16px;
  letter-spacing: 3px;
  color: #b53331;
}